Full Stack Infrastructure Engineer

Job summary

Lead infrastructure initiatives including PoCs and RFPs while managing full-lifecycle application administration and network security configurations. Develop automation scripts and collaborate with DevOps and security teams to maintain robust, compliant IoT and cloud systems.

Job details

Summary Location: Montreal Work Mode: Hybrid (onboarding onsite/in office presence 3x/week) Responsibilities Lead and support infrastructure-related Proof of Concept (PoC), Request for Proposal (RFP), and Request for Enhancement (RFE) initiatives across diverse platforms. Administer applications with full lifecycle ownership, ensuring seamless request flow and network integration. Manage and troubleshoot network and security configurations including routers, switches, load balancers, proxies, firewalls, DMZ setups, IPs, ports, subnets, MAC addresses, and authentication protocols (RBAC, Kerberos, SSO, LDAP, AD). Perform server administration across Windows, Linux, Mac, and vendor ecosystems (e.g., CA, BMC, IBM DataPower). Develop and maintain automation scripts using PowerShell, Python, Perl, or Shell to streamline operations. Collaborate with DevOps teams to support CI/CD pipelines and cloud infrastructure. Engage with stakeholders and customers to understand requirements, provide updates, and ensure satisfaction. Provide analytical support and troubleshoot IoT/OT devices across multiple platforms (Android, Windows, Linux, Unix, iOS). Work in a globally distributed team to provide innovative and robust solutions. Collaborate with SecDesign teams to design and apply appropriate controls and processes for integrated solutions. Provide support on existing IoT systems, manage upgrades, and troubleshoot problems. Ensure production systems are compliant within Hygiene program. Collaborate with vendors to future-proof our systems. Requirements Minimum 5 years of experience in a similar role. Excellent application administration skills with end-to-end request flow and network integration. Deep understanding of network layers, configurations, and authentication flows. Platform-agnostic server administration including vendor-specific systems. Strong logic and scripting skills in PowerShell, Python, Perl, or Shell. Excellent communication skills with clear, concise, and effective communication. Strong interpersonal and stakeholder engagement skills. Proficiency in CI/CD DevOps practices and tools. Exposure to cloud platforms and services. Excellent troubleshooting and support skills for IoT/OT devices. Bachelor’s or master’s degree in computer science, Information Technology, or related field. Preferred Skills Experience with tools such as Tenable, Qualys, Rapid7, Nessus. Knowledge of Microsoft Defender, CrowdStrike, and ServiceNow (Vuln Response module). Experience with Tanium, BigFix, SCCM (patching). Skills in vulnerability scanning & assessment, patch management & remediation, risk scoring (CVSS, EPSS), threat intelligence integration, configuration hardening (CIS benchmarks), and continuous monitoring & compliance. Experience with cloud (AWS, Azure, GCP vulnerability posture), on-prem infrastructure (Windows/Linux), network devices & appliances, containers & Kubernetes security, and IoT/OT vulnerability management. Certifications in network/security/cloud technologies (e.g., CCNA, AWS, Azure) are a plus. This role is for an existing vacancy.

What you’ll do

Lead infrastructure initiatives including PoCs and RFPs while managing full-lifecycle application administration and network security configurations. Develop automation scripts and collaborate with DevOps and security teams to maintain robust, compliant IoT and cloud systems.

Requirements

Requires a minimum of 5 years of experience in infrastructure roles with strong skills in platform-agnostic server administration and scripting. A Bachelor's or Master's degree in Computer Science or a related field is required.

Listed skills

• CI/CD · Preferred
• Python · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Infrastructure Engineering
• Network Administration
• Server Administration
• PowerShell
• Python
• CI/CD
• Cloud Infrastructure
• IoT/OT Troubleshooting
• Vulnerability Management
• Patch Management
• Security Configuration
• Stakeholder Engagement
• Perl
• Shell Scripting
• RBAC
• Kubernetes Security

Job areas

• Technology
• Software
• Engineering
• Security & Safety
• Data & Analytics